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I'm a well-known mainframe performance guy, with almost 30 years of experience helping customers manage systems. I also dabble in lots of other technology. I've sought to widen the Performance role, incorporating aspects of infrastructural architecture.

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I was pleased when Julian Bridges (who I worked with in IBM Global Services for a number of years) told me he had access to a z/OS Release 13 system. He agreed to write a blog post on the enhancements to the ISPF editor in Release 13 and this is that blog post. Enjoy! Julian Bridges It comes as a surprise to many how flexible the ISPF editor can be. Many times sitting with clients typing away... [More]

To me learning is like Microwave Popcorn . Specifically, turning into Part of the fun of making popcorn is watching the bag and listening to the poppings: As each kernel pops it pushes the bag out. And so it is with learning: Every piece of knowledge contributes to the overall shape. Anyhow, enough of the homespun "philosophy". I was maintaining some ISPF REXX code recently and it caused me to... [More]